Figure 15. The single camera VPR on BIOMAPER II. Strobe is in the canister in the background and camera is in the foreground.

Figure 16. The extension bracket used to elevate and move the VPR forward.

Figure 17. Relationship between the in-focus threshold and the VPR depth of field for two binarization thresholds: 60 and 100.

Figure 18. VPR images of euphausiids exhibiting escape response.